Home / 54,515.12-81,804.18-22,922.66

Finding the Fourth Proportional to 54,515.12, 81,804.18 and 22,922.66

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Solution

The fourth proportional to 54,515.12, 81,804.18 and 22,922.66 is: 34,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.12 : 81,804.18 = 22,922.66 : x
  2. Step 2: Convert to fraction form
    54,515.12/81,804.18 = 22,922.66/x
  3. Step 3: Cross multiply
    54,515.12x = 81,804.18 × 22,922.66
  4. Step 4: Simplify right side
    54,515.12x = 1,875,169,404.72
  5. Step 5: Solve for x
    x = 1,875,169,404.72/54,515.12
  6. Step 6: Final answer
    x = 34,397.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.